Gilroy Weather in 1978

Historical record of Gilroy, California weather for the year 1978 based on NOAA data.
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1978 Gilroy Weather Extremes
Highest temperature 106 °F September 25
Lowest temperature 21 °F December 31
Highest daily low 64 °F June 18
Lowest daily high 48 °F December 30
Most daily precipitation 1.9 inches January 6
Most daily snow none -
Total annual precipitation 24.8 inches -
Total annual snow none -
Highest Temperatures in Gilroy in 1978
Rank Temperature Date
1 106 °F Sep 25
2 105 °F Jun 7
3 104 °F Jul 15
4 103 °F Sep 30
4 103 °F Sep 26
4 103 °F Jul 18
7 102 °F Oct 14
8 101 °F Aug 6
8 101 °F May 30
10 100 °F Sep 24
10 100 °F Sep 2
10 100 °F May 31
Lowest Temperatures in Gilroy in 1978
Rank Temperature Date
1 21 °F December 31
2 23 °F December 10
2 23 °F December 9
2 23 °F December 8
5 26 °F December 30
6 27 °F December 26
6 27 °F December 25
6 27 °F December 7
9 28 °F December 20
10 29 °F December 24
10 29 °F November 15
10 29 °F November 12
January 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
55 38 0.00
53 42 0.02
55 47 0.20
58 43 0.02
61 51 0.48
63 51 1.90
61 41 0.00
66 41 0.01
62 42 1.00
64 42 0.07
66 45 0.00
67 46 0.00
58 50 0.13
64 53 0.77
56 46 0.88
59 50 0.92
61 49 0.60
62 45 0.05
59 46 0.30
59 44 0.04
62 41 0.00
61 41 0.00
60 35 0.00
59 30 0.00
61 33 0.00
63 34 0.00
64 38 0.00
61 38 0.00
65 36 0.00
67 39 0.00
58 41 0.00
February 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
63 43 0.00
62 39 0.00
66 38 0.00
70 39 0.00
60 50 0.07
63 50 0.44
62 51 1.20
64 41 0.51
58 41 1.83
55 45 0.02
55 39 0.00
58 44 0.13
51 44 0.76
57 41 0.09
59 42 0.00
60 37 0.00
57 41 0.00
65 41 0.00
67 45 0.00
65 45 0.00
72 43 0.00
73 41 0.00
77 40 0.00
75 40 0.00
64 40 0.00
61 46 0.00
65 46 0.00
65 47 0.00
March 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
66 47 0.00
63 49 0.50
61 49 0.86
62 54 0.89
67 51 0.96
64 43 0.36
68 45 0.00
72 46 0.00
66 50 0.19
65 47 0.00
59 45 0.01
67 46 0.01
63 39 0.00
68 39 0.00
72 39 0.00
77 43 0.00
84 47 0.00
87 53 0.00
81 45 0.00
78 49 0.00
72 54 0.00
71 52 0.81
72 52 0.05
68 42 0.00
72 43 0.00
78 43 0.00
78 54 0.00
74 51 0.00
74 53 0.00
58 54 0.05
64 52 0.52
April 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
67 49 0.02
62 41 0.02
68 42 0.00
68 42 0.48
63 37 0.00
65 37 0.64
52 36 0.26
61 36 0.00
72 42 0.00
83 42 0.00
83 43 0.00
74 50 0.00
71 50 0.00
69 44 0.00
65 49 0.11
56 42 0.75
55 38 0.00
70 39 0.00
74 40 0.00
73 40 0.01
67 39 0.02
70 38 0.00
73 41 0.00
80 41 0.00
65 52 0.75
69 50 0.36
70 45 0.00
74 45 0.00
75 47 0.00
74 52 0.00
May 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
65 45 0.06
79 46 0.00
65 47 0.00
84 41 0.00
78 47 0.00
71 48 0.00
81 45 0.00
87 48 0.00
90 50 0.00
84 50 0.00
74 44 0.00
76 45 0.00
88 52 0.00
92 52 0.00
82 56 0.00
75 48 0.00
79 47 0.00
88 49 0.00
94 53 0.00
96 51 0.00
80 53 0.00
74 54 0.00
70 43 0.00
70 42 0.00
69 40 0.00
74 41 0.00
77 50 0.00
89 53 0.00
94 54 0.00
101 55 0.00
100 52 0.00
June 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
88 52 0.00
75 52 0.00
80 52 0.00
86 55 0.00
74 52 0.00
98 57 0.00
105 54 0.00
95 52 0.00
97 52 0.00
87 52 0.00
79 50 0.00
89 52 0.00
85 56 0.00
85 43 0.00
85 47 0.00
84 47 0.00
89 52 0.00
97 64 0.00
81 49 0.00
89 50 0.00
84 54 0.00
87 50 0.00
85 54 0.00
84 52 0.00
79 49 0.00
89 49 0.00
70 61 0.00
73 56 0.00
77 51 0.00
85 52 0.00
July 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
n/a n/a 0.00
81 53 0.00
78 48 0.00
82 51 0.00
90 51 0.00
91 51 0.00
85 53 0.00
84 53 0.00
98 54 0.00
95 56 0.00
75 54 0.00
76 52 0.00
88 56 0.00
99 57 0.00
104 56 0.00
87 52 0.00
95 53 0.00
103 54 0.00
n/a 54 0.00
91 52 0.00
91 51 0.00
96 n/a 0.00
90 53 0.00
90 55 0.00
93 55 0.00
89 57 0.00
90 57 0.00
91 53 0.00
92 57 0.00
85 53 0.00
89 51 0.00
August 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
96 52 0.00
85 52 0.00
88 52 0.00
88 52 0.00
96 52 0.00
101 58 0.00
99 60 0.00
99 60 0.00
92 57 0.00
92 56 0.00
92 55 0.00
91 51 0.00
85 55 0.00
84 50 0.00
95 50 0.00
88 55 0.00
86 52 0.00
86 60 0.00
97 52 0.00
95 52 0.00
90 52 0.00
88 51 0.00
84 49 0.00
84 47 0.00
86 56 0.00
87 57 0.00
82 51 0.00
90 50 0.00
97 56 0.00
90 56 0.00
87 53 0.00
September 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
86 54 0.00
100 54 0.00
89 52 0.00
88 56 0.00
83 62 0.00
69 59 0.16
79 49 0.00
77 46 0.00
85 52 0.00
73 52 0.19
79 52 0.00
84 50 0.00
89 51 0.00
84 55 0.00
83 51 0.00
89 53 0.00
n/a 53 0.00
78 45 0.00
76 44 0.00
84 44 0.00
88 46 0.00
90 46 0.00
93 53 0.00
100 56 0.00
106 57 0.00
103 55 0.00
90 56 0.00
88 52 0.00
93 56 0.00
103 57 0.00
October 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
99 53 0.00
96 53 0.00
98 50 0.00
97 50 0.00
89 50 0.00
78 52 0.00
80 50 0.00
87 47 0.00
82 51 0.00
81 48 0.00
92 49 0.00
94 49 0.00
98 53 0.00
102 53 0.00
89 53 0.00
82 51 0.00
75 48 0.00
83 52 0.00
76 54 0.00
68 55 0.00
70 46 0.00
72 51 0.00
81 42 0.00
86 42 0.00
86 41 0.00
72 44 0.00
78 48 0.00
76 46 0.00
77 41 0.00
72 39 0.00
69 39 0.00
November 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
72 38 0.00
70 38 0.00
73 38 0.00
77 38 0.00
74 46 0.00
76 41 0.00
83 42 0.00
86 41 0.00
86 42 0.00
77 37 0.00
62 43 0.00
60 29 0.00
56 42 0.20
58 32 0.00
60 29 0.00
63 36 0.02
62 36 0.00
65 42 0.00
66 42 0.00
61 42 0.24
57 41 1.22
57 41 0.62
60 39 0.03
62 36 0.00
63 37 0.00
62 37 0.00
61 33 0.00
61 33 0.00
65 33 0.00
68 32 0.00
December 1978 Gilroy Weather
Day High (°F) Low (°F) Precip. (inches)
63 32 0.12
59 38 0.00
62 31 0.00
62 32 0.00
64 31 0.00
57 31 0.00
52 27 0.00
51 23 0.00
52 23 0.00
56 23 0.00
61 33 0.00
63 33 0.00
60 35 0.00
63 31 0.00
65 41 0.00
63 n/a 0.00
64 n/a 0.10
60 n/a 0.27
53 n/a 0.45
55 28 0.00
56 n/a 0.00
55 n/a 0.00
59 n/a 0.00
55 29 0.00
54 27 0.00
57 27 0.00
54 34 0.00
55 34 0.02
55 36 0.00
48 26 0.00
50 21 0.00
Weather Station Details
Years Station Coordinates
1906–2023 Gilroy location